<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="算法编码" prop="algorithmCode">
        <el-input
          v-model="queryParams.algorithmCode"
          placeholder="请输入算法编码"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="名称" prop="algorithmName">
        <el-input
          v-model="queryParams.algorithmName"
          placeholder="请输入名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="算法类型" prop="algorithmType">
        <el-select v-model="queryParams.algorithmType" placeholder="请选择算法类型" clearable>
          <el-option
            v-for="dict in dict.type.sys_algorithm_type"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="应用领域" prop="applicationField">
        <el-input
          v-model="queryParams.applicationField"
          placeholder="请输入应用领域"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['algorithm:algorithm:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['algorithm:algorithm:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['algorithm:algorithm:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['algorithm:algorithm:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="algorithmList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="序号" align="center" prop="id" width="100"  />
      <el-table-column label="算法编码" align="center" prop="algorithmCode"  width="150" />
<!--      <el-table-column label="算法例子" align="center" prop="algorithmExampleUrl" />-->

      <!-- 修改后 -->
      <el-table-column label="算法例子" align="center"  width="100" >
        <template slot-scope="scope">
           <el-button type="text" @click="handleDownload(scope.row.algorithmExampleUrl)">下载例子文件</el-button>
        </template>
      </el-table-column>

      <el-table-column label="名称" align="center" prop="algorithmName" width="100" />
<!--      <el-table-column label="算法描述" align="center" prop="algorithmDescription"  width="400"/>-->

      <el-table-column label="算法描述" align="center" width="400">
        <template slot-scope="scope">
          <el-tooltip effect="dark" :content="scope.row.algorithmDescription" placement="top">
            <span>{{
                scope.row.algorithmDescription.slice(0, 25)
              }}{{ scope.row.algorithmDescription.length > 25 ? '...' : '' }}</span>
          </el-tooltip>
        </template>
      </el-table-column>
      <el-table-column label="参数" align="center" prop="algorithmParameters"  />
      <el-table-column label="算法类型" align="center" prop="algorithmType"   >
        <template slot-scope="scope">
          <dict-tag :options="dict.type.sys_algorithm_type" :value="scope.row.algorithmType"/>
        </template>
      </el-table-column>
      <el-table-column label="应用领域" align="center" prop="applicationField"  />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['algorithm:algorithm:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['algorithm:algorithm:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改算法库对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
<!--        <el-form-item label="算法编码" prop="algorithmCode">-->
<!--          <el-input v-model="form.algorithmCode" placeholder="请输入算法编码" />-->
<!--        </el-form-item>-->

        <el-form-item label="名称" prop="algorithmName">
          <el-input v-model="form.algorithmName" placeholder="请输入名称" />
        </el-form-item>

        <el-form-item label="算法描述" prop="algorithmDescription">
          <el-input v-model="form.algorithmDescription" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="参数" prop="algorithmParameters">
          <el-input v-model="form.algorithmParameters" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="算法类型" prop="algorithmType">
          <el-select v-model="form.algorithmType" placeholder="请选择算法类型">
            <el-option
              v-for="dict in dict.type.sys_algorithm_type"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="应用领域" prop="applicationField">
          <el-input v-model="form.applicationField" placeholder="请输入应用领域" />
        </el-form-item>
        <el-form-item label="算法例子" prop="algorithmExampleUrl">
          <file-upload v-model="form.algorithmExampleUrl"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listAlgorithm, getAlgorithm, delAlgorithm, addAlgorithm, updateAlgorithm } from "@/api/algorithm/algorithm";

export default {
  name: "Algorithm",
  dicts: ['sys_algorithm_type'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 算法库表格数据
      algorithmList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        algorithmCode: null,
        algorithmName: null,
        algorithmType: null,
        applicationField: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        // algorithmCode: [
        //   { required: true, message: "算法编码不能为空", trigger: "blur" }
        // ],
        algorithmExampleUrl: [
          { required: true, message: "算法例子不能为空", trigger: "blur" }
        ],
        algorithmName: [
          { required: true, message: "名称不能为空", trigger: "blur" }
        ],
        algorithmDescription: [
          { required: true, message: "算法描述不能为空", trigger: "blur" }
        ],
        algorithmParameters: [
          { required: true, message: "参数不能为空", trigger: "blur" }
        ],
        algorithmType: [
          { required: true, message: "算法类型不能为空", trigger: "change" }
        ],
        applicationField: [
          { required: true, message: "应用领域不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询算法库列表 */
    getList() {
      this.loading = true;
      listAlgorithm(this.queryParams).then(response => {
        this.algorithmList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        algorithmCode: null,
        algorithmExampleUrl: null,
        algorithmName: null,
        algorithmDescription: null,
        algorithmParameters: null,
        algorithmType: null,
        applicationField: null,
        status: null,
        delFlag: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加算法库";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getAlgorithm(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改算法库";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateAlgorithm(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addAlgorithm(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除算法库编号为"' + ids + '"的数据项？').then(function() {
        return delAlgorithm(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('algorithm/algorithm/export', {
        ...this.queryParams
      }, `algorithm_${new Date().getTime()}.xlsx`)
    },
    handleDownload(relativePath) {
      // 拼接完整下载路径：基础路径 + 相对路径
      // 开发环境：借助代理后的路径（你的代理目标是 http://localhost:18888）
      // 生产环境：直接使用当前域名 + 相对路径
      const baseUrl = process.env.NODE_ENV === 'development'
        ? process.env.VUE_APP_BASE_API  // 开发环境：/dev-api（对应代理的 http://localhost:18888）
        : window.location.origin;       // 生产环境：当前域名（如 https://xxx.com）

      // 完整下载URL（处理可能的重复斜杠问题）
      const fullUrl = `${baseUrl}/${relativePath}`.replace(/\/+/g, '/');
      console.log("fullUrl")
      console.log(baseUrl)
      console.log(fullUrl)
      // 直接跳转下载
      window.open(fullUrl, '_self'); // _self 表示在当前窗口打开，触发下载
    }
  }
};
</script>
